Home / 125,534,682.31-173,239,933.25-69,021,816

Finding the Fourth Proportional to 125,534,682.31, 173,239,933.25 and 69,021,816

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Solution

The fourth proportional to 125,534,682.31, 173,239,933.25 and 69,021,816 is: 95,251,245.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,534,682.31 : 173,239,933.25 = 69,021,816 : x
  2. Step 2: Convert to fraction form
    125,534,682.31/173,239,933.25 = 69,021,816/x
  3. Step 3: Cross multiply
    125,534,682.31x = 173,239,933.25 × 69,021,816
  4. Step 4: Simplify right side
    125,534,682.31x = 11,957,334,796,633,782
  5. Step 5: Solve for x
    x = 11,957,334,796,633,782/125,534,682.31
  6. Step 6: Final answer
    x = 95,251,245.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.